diff options
| -rw-r--r-- | odb.c | 51 |
1 files changed, 35 insertions, 16 deletions
@@ -271,25 +271,28 @@ static struct odb_source *odb_add_alternate_recursively(struct object_database * return alternate; } -void odb_add_to_alternates_file(struct object_database *odb, - const char *dir) +static int odb_source_write_alternate(struct odb_source *source, + const char *alternate) { struct lock_file lock = LOCK_INIT; - char *alts = repo_git_path(odb->repo, "objects/info/alternates"); + char *path = xstrfmt("%s/%s", source->path, "info/alternates"); FILE *in, *out; int found = 0; + int ret; - hold_lock_file_for_update(&lock, alts, LOCK_DIE_ON_ERROR); + hold_lock_file_for_update(&lock, path, LOCK_DIE_ON_ERROR); out = fdopen_lock_file(&lock, "w"); - if (!out) - die_errno(_("unable to fdopen alternates lockfile")); + if (!out) { + ret = error_errno(_("unable to fdopen alternates lockfile")); + goto out; + } - in = fopen(alts, "r"); + in = fopen(path, "r"); if (in) { struct strbuf line = STRBUF_INIT; while (strbuf_getline(&line, in) != EOF) { - if (!strcmp(dir, line.buf)) { + if (!strcmp(alternate, line.buf)) { found = 1; break; } @@ -298,20 +301,36 @@ void odb_add_to_alternates_file(struct object_database *odb, strbuf_release(&line); fclose(in); + } else if (errno != ENOENT) { + ret = error_errno(_("unable to read alternates file")); + goto out; } - else if (errno != ENOENT) - die_errno(_("unable to read alternates file")); if (found) { rollback_lock_file(&lock); } else { - fprintf_or_die(out, "%s\n", dir); - if (commit_lock_file(&lock)) - die_errno(_("unable to move new alternates file into place")); - if (odb->loaded_alternates) - odb_add_alternate_recursively(odb, dir, 0); + fprintf_or_die(out, "%s\n", alternate); + if (commit_lock_file(&lock)) { + ret = error_errno(_("unable to move new alternates file into place")); + goto out; + } } - free(alts); + + ret = 0; + +out: + free(path); + return ret; +} + +void odb_add_to_alternates_file(struct object_database *odb, + const char *dir) +{ + int ret = odb_source_write_alternate(odb->sources, dir); + if (ret < 0) + die(NULL); + if (odb->loaded_alternates) + odb_add_alternate_recursively(odb, dir, 0); } struct odb_source *odb_add_to_alternates_memory(struct object_database *odb, |